印度洋海底岩柱样品中钾、铀和钍的中子活化研究
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摘要: 用高灵敏度和具多元素分析能力的中子活化分析法研究了取自印度洋海底岩柱样品中钾、铀和钍的浓度,给出了它们离洋底距离而变化的分布模型,实验得出的钾和钍的变化曲线似乎与用18O/16O法以及230Th/234U法给出的古温度曲线基本相符。
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Chester, R, and Aston, S, R.,Chemcal Oceanography (I,P,Riley and,R,Chester eds.)2nd Ed.,Vol.6, Academic Press, New York, London and San Francisco. 1976.281. Lederer, C,M, and Shirley, V,S.,Table of Isotopes, 7th Ed.,John Wiiey and Sons,Inc.New York. 1978. Flangan,F,J.,1972 values for internationa'. geochemical reference samples,Geochimica et Cos-mochimica Acta, 37(1973), 1189. Abbey,S.,U S G S B revised, Geostandards Newsletter, Vol.2, 1978.141. J. P.赖利等主编,刘光,邱贞花、陈文豪译,化学海洋学,第一卷,海洋出版社,1982.470. Hennig, G,J, et al.,ESR dating of the drill core sediments from the Indian Ocean, submitted to Naturwissenschaften. Emiliani, C.,The cause of the ice ages, Earfh Planet Sci,Lett.,37(1978).349. Hennig, G,J.,C,F,Chai(柴之芳),Herr,W,. Grün, R, and Brunnacker,K.,The Frequency of speleothem formation,A Paleoclimate Indicator,22nd Symposium on Arphaeornetry, Univt Bradford. England, 1982.34.
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